We empower your business success with specified solutions.

As a globally established industry partner, SEDLBAUER develops, designs, and manufactures electromechanical systems, medical isolating transformers and inductive components of the highest quality. As our customers, we focus on your needs and provide solutions by utilizing our wide range of products and services. We understand and focus on the needs of our customers and provide solutions.

In addition to individual solutions, we offer a wide range of own products.


Toroidal transformers

  • Polytronik® toroidal transformers Basic and Premium versions
  • Customized toroidal transformers

Pulse transformers

  • Standard program
  • Customized solutions
  • Accessories

Medical isolating transformers

  • with NTC inrush current limiting (polyMIT® series)
  • with electronic inrush current limitation (polyMIT®e series)
  • MTT 1000
  • Accessories

Power Units

  • polyHEAT® – Connection device for infrared heaters
  • Standard program DC/DC converters and power supplies
  • Customized solutions


  • SlimBox, SlimBox “E”, SlimBox Pro
  • AC charging station “E-Tower”
  • Accessories

Business Units

Electromechanical Systems

  • Simple and complex sheet metal parts, housings and assemblies up to electromechanical systems (EMS)
  • From development to after-sales service – everything from a single source

Medical Engineering

  • Component manufacturing and devices for medical technology
  • Proprietary products (medical isolating transformer series polyMIT® and polyMIT®e, MTT 1000) and customer-specific solutions
  • High quality standards according to EN ISO 13485
  • Project planning, development, construction, production and service

Inductive components

  • Polytronik® toroidal transformers Basic and Premium, customized Polytronik®toroidal transformers, transformers, customized toroidal chokes, inrush current limiters & DC line filters, connection device for infrared heaters (polyHEAT®)
  • For electrical engineering / electronics e.g. audio / hi-fi technology, medical technology, communications engineering, measurement technology, lighting applications
  • Based on almost 100 years of experience!

Special Machinery

  • Manufacturing, assembly and commissioning of automated assemblies up to complete special machines according to customer specification
  • Realization of pneumatic, hydraulic and electromechanical systems thanks to years of experience in the field of automation technology
  • Own department for special machinery


We are part of the Edwanz Group and can exploit the synergies resulting herefrom.



125 years of SEDLBAUER!

125 years of SEDLBAUER!

WE ARE CELEBRATING OUR ANNIVERSARY THIS YEAR AND INVITE YOU TO JOIN US!   When: Sunday, September 22, 2024 (Open Day) Where: On our company premises in Grafenau A varied festival program awaits you with numerous highlights for young and old, culinary delights and...

The Heat is on!

The Heat is on!

Introducing a product that brings all-new energy and momentum to your smart home. For more information visit www.polyheat.de

Our company building in Grafenau is now equipped with Solar Power!

Our company building in Grafenau is now equipped with Solar Power!

At the end of April we will take another step toward sustainability by installing solar panels on our company building in Grafenau. On sunny days, the 600 kWp system produces enough energy to fulfill all of our power needs while the excess is fed into the local power...